Distance measuring instrument for engineering cost

Abstract

The utility model discloses a range finder for engineering cost, which relates to the technical field of engineering cost and comprises a supporting mechanism, a positioning table is fixed at the upper end of the supporting mechanism, a range finder body is placed on the inner side of the positioning table, and gear rods are rotationally connected to the center of the inner side of the positioning table and located at the upper end and the lower end of the range finder body. A first bearing plate and a second bearing plate are arranged at the two ends of the positioning table respectively, first toothed plates are fixed to the upper end and the lower end of one end, close to the positioning table, of the first bearing plate, and second toothed plates are fixed to the upper end and the lower end of one end, close to the positioning table, of the second bearing plate. According to the engineering cost range finder provided by the utility model, one of the two second handles is pulled to conveniently drive the first bearing plate and the second bearing plate to synchronously move in the direction far away from the positioning table, so that the distance between the first bearing plate and the second bearing plate can be accurately measured through the elastic force characteristics of the first spring and the second spring. And the two positioning clamping blocks are synchronously close to each other and are attached to the range finder body to realize positioning.

Description

Technical Field

[0001] The utility model relates to the technical field of engineering cost, in particular to a distance meter for engineering cost. Background Art

[0002] When predicting and analyzing the project cost, it is necessary to refer to various data of the project. Rangefinders are commonly used to measure specific data in the project. Rangefinders are instruments that use lasers to accurately measure the distance to the target.

[0003] For example, the Chinese utility model patent (CN217843337U) discloses a distance meter for engineering cost estimation, which states: "It comprises a protection frame, a clamping assembly is installed on the protection frame, a distance meter body is provided on the inner bottom wall of the protection frame, and the distance meter body abuts against the clamping assembly; the rotation adjustment assembly comprises a sliding column, a first platform, and a first sleeve; the first sleeve is fixedly connected to the bottom of the protection frame, one end of the sliding column extends into the first sleeve, and the other end is fixedly connected to the first platform, the sliding column is rotatably connected to the first sleeve, a socket is provided on the sliding column, and a locking assembly is installed on the first sleeve; a height adjustment assembly comprises a motor, a second sleeve, and a third sleeve; the motor is installed in the second sleeve, the inner wall of the third sleeve is threadedly connected to the threaded rod, the outer wall is fixedly connected to the slider, the bottom of the third sleeve extends out of the second sleeve, and a support leg assembly is installed".

[0004] The above-mentioned device positions the rangefinder body through the clamping assembly. However, during the positioning process, the staff is required to pull the two slide bars at the same time while keeping the slide bars stable so that the rangefinder body and the two clamping plates can be fitted together to achieve positioning. The operation is difficult and time-consuming and labor-intensive. For this reason, the present application proposes a rangefinder for engineering cost. Utility Model Content

[0005] Based on this, it is necessary to provide a rangefinder for engineering cost management in response to the above technical problems. Through the overall structural coordination design, only one of the two second handles needs to be pulled, and then the meshing connection of the first tooth plate, the second tooth plate and the gear rod is coordinated, so that the first load plate and the second load plate can be driven to move synchronously in the direction away from the positioning platform. After the rangefinder body is placed inside the positioning platform, the second handle is released and the elastic characteristics of the first spring and the second spring are used to conveniently drive the first load plate and the second load plate to reset, so that the two positioning clamps are synchronously approached to each other and fit with the rangefinder body to achieve positioning, and the sliding guidance of the guide rod and the guide frame makes the movement process of the first load plate and the second load plate more stable.

[0006] In order to solve the above technical problems, the utility model adopts the following technical solutions:

[0007] A distance meter for engineering cost, which is used to measure various data in engineering cost;

[0008] The invention comprises a supporting mechanism, wherein a positioning platform is fixed on the upper end of the supporting mechanism, a rangefinder body is placed inside the positioning platform, a gear rod is rotatably connected to the upper and lower ends of the rangefinder body at the center of the inner side of the positioning platform, a first bearing plate and a second bearing plate are respectively arranged at both ends of the positioning platform, a positioning clamp is fixed to the ends of the first bearing plate and the second bearing plate close to each other, the ends of the two positioning clamps close to each other penetrate the positioning platform and fit with the rangefinder body, and the positioning clamp is slidably connected to the positioning platform;

[0009] A first tooth plate is fixed to the upper and lower ends of the first carrier plate close to the positioning platform, and the ends of the two first tooth plates away from the first carrier plate penetrate the positioning platform and are slidably connected to the positioning platform. A second tooth plate is fixed to the upper and lower ends of the second carrier plate close to the positioning platform, and the ends of the two second tooth plates away from the second carrier plate penetrate the positioning platform and are slidably connected to the positioning platform. The first tooth plate and the second tooth plate are both meshingly connected to the gear rod.

[0010] As a preferred embodiment of the engineering cost distance meter provided by the utility model, first springs are symmetrically fixed between one end of the two first tooth plates away from the first bearing plate and the positioning table, and second springs are symmetrically fixed between one end of the two second tooth plates away from the second bearing plate and the positioning table.

[0011] As a preferred embodiment of the engineering cost distance meter provided by the utility model, guide rods are symmetrically fixed on one end of the first bearing plate and the second bearing plate close to each other, a guide frame is fixed between every two guide rods, and the guide rods and guide frames are both located inside the positioning platform and slidably connected to the positioning platform.

[0012] As a preferred embodiment of the engineering cost distance meter provided by the utility model, a second handle is fixed to each end of the first supporting plate and the second supporting plate which are away from each other.

[0013] As a preferred implementation of the engineering cost distance meter provided by the utility model, the two first tooth plates and the two second tooth plates are symmetrically arranged.

[0014] As a preferred implementation of the engineering cost distance meter provided by the utility model, a first handle is fixed to the upper end of the positioning platform, and assembly holes are symmetrically opened inside the first handle.

[0015] Compared with the prior art, the utility model has the following beneficial effects:

[0016] The engineering cost rangefinder provided by the utility model has an overall structural coordination design, so that only one of the two second handles needs to be pulled, and then the meshing connection of the first tooth plate, the second tooth plate and the gear rod is coordinated, so that the first load plate and the second load plate are conveniently driven to move synchronously in a direction away from the positioning platform, so that after the rangefinder body is placed inside the positioning platform, the second handle is released and the first load plate and the second load plate are conveniently driven to reset through the elastic characteristics of the first spring and the second spring, so that the two positioning clamps are synchronously approached to each other to fit with the rangefinder body to achieve positioning, and the sliding guidance of the guide rod and the guide frame makes the movement process of the first load plate and the second load plate more stable. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the scheme in the utility model, a brief introduction is given below to the drawings required for use in the description of the embodiments. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 The overall structural diagram of the distance meter for engineering cost provided by the utility model;

[0019] Figure 2 A schematic diagram of the structure of the inner side of the positioning platform of the distance meter for engineering cost provided by the utility model;

[0020] Figure 3 A schematic diagram of the structure between the first load-bearing plate and the second load-bearing plate of the distance meter for engineering cost provided by the utility model;

[0021] Figure 4 The utility model provides a schematic structural diagram of a guide rod and a guide frame of a distance meter for engineering cost.

[0022] The markings in the figure are as follows:

[0023] 1. Support mechanism; 2. Positioning platform; 3. Rangefinder body; 4. First handle; 5. Assembly hole; 6. Gear rod; 7. First bearing plate; 8. First tooth plate; 9. First spring; 10. Guide rod; 11. Guide frame; 12. Positioning clamp; 13. Second handle; 14. Second bearing plate; 15. Second tooth plate; 16. Second spring. DETAILED DESCRIPTION

[0024] As described in the background technology, the above-mentioned device positions the rangefinder body through the clamping assembly. However, during the positioning process, the staff is required to pull the two slide bars at the same time while keeping the slide bars stable so that the rangefinder body and the two clamping plates can fit together to achieve positioning. The operation is difficult and time-consuming and labor-intensive.

[0025] In order to solve this technical problem, the utility model provides a distance meter for engineering cost, which is applied to the measurement of various data in engineering cost;

[0026] The invention comprises a support mechanism 1, a positioning platform 2 is fixed on the upper end of the support mechanism 1, a rangefinder body 3 is placed on the inner side of the positioning platform 2, a gear rod 6 is rotatably connected to the upper and lower ends of the rangefinder body 3 and the center of the inner side of the positioning platform 2, a first bearing plate 7 and a second bearing plate 14 are respectively arranged at both ends of the positioning platform 2, a positioning clamping block 12 is fixed to the ends of the first bearing plate 7 and the second bearing plate 14 close to each other, the ends of the two positioning clamping blocks 12 close to each other both penetrate the positioning platform 2 and fit the rangefinder body 3, and the positioning clamping block 12 is slidably connected to the positioning platform 2;

[0027] The first carrier plate 7 is fixed with a first tooth plate 8 at its upper and lower ends close to the positioning platform 2. The ends of the two first tooth plates 8 away from the first carrier plate 7 penetrate the positioning platform 2 and are slidably connected to the positioning platform 2. The second carrier plate 14 is fixed with a second tooth plate 15 at its upper and lower ends close to the positioning platform 2. The ends of the two second tooth plates 15 away from the second carrier plate 14 penetrate the positioning platform 2 and are slidably connected to the positioning platform 2. The first tooth plate 8 and the second tooth plate 15 are meshingly connected to the gear rod 6.

[0028] The engineering cost distance meter provided by the utility model is connected by meshing of the first tooth plate 8, the second tooth plate 15 and the gear rod 6, so that the first bearing plate 7 and the second bearing plate 14 are conveniently driven to move synchronously in a direction away from the positioning platform 2, so that after the distance meter body 3 is placed inside the positioning platform 2, it is reset by the first bearing plate 7 and the second bearing plate 14, and then the two positioning clamps 12 are synchronously approached to each other and fit with the distance meter body 3 to achieve positioning.

[0029] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features and technical solutions in the embodiments may be combined with each other.

[0030] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0031] Embodiment 1:

[0032] Please refer to Figure 1-4A distance meter for engineering cost, comprising a support mechanism 1, a positioning platform 2 is fixed on the upper end of the support mechanism 1, a distance meter body 3 is placed inside the positioning platform 2, in order to facilitate the positioning of the distance meter body 3 by one hand, a gear rod 6 is rotatably connected at the center of the inner side of the positioning platform 2 and at the upper and lower ends of the distance meter body 3, a first bearing plate 7 and a second bearing plate 14 are respectively arranged at both ends of the positioning platform 2, a positioning clamp 12 is fixed at one end of the first bearing plate 7 and the second bearing plate 14 close to each other, the two ends of the two positioning clamps 12 close to each other both penetrate the positioning platform 2 and fit the distance meter body 3, and the positioning clamp 12 is slidably connected to the positioning platform 2;

[0033] The first tooth plates 8 are fixed to the upper and lower ends of the first carrier plate 7 close to the positioning platform 2, and the ends of the two first tooth plates 8 away from the first carrier plate 7 penetrate the positioning platform 2 and are slidably connected to the positioning platform 2. The second tooth plates 15 are fixed to the upper and lower ends of the second carrier plate 14 close to the positioning platform 2, and the ends of the two second tooth plates 15 away from the second carrier plate 14 penetrate the positioning platform 2 and are slidably connected to the positioning platform 2. The first tooth plates 8 and the second tooth plates 15 are meshed and connected to the gear rod 6, and the two first tooth plates 8 and the two second tooth plates 15 are symmetrically arranged.

[0034] In order to facilitate pulling the first carrier plate 7 or the second carrier plate 14, the first carrier plate 7 and the second carrier plate 14 are both fixed with a second handle 13 at one end away from each other. After the first carrier plate 7 or the second carrier plate 14 is pulled to drive the first tooth plate 8 and the second tooth plate 15 to slide, when the first carrier plate 7 or the second carrier plate 14 is released, in order to facilitate resetting, the first springs 9 are symmetrically fixed between the ends of the two first tooth plates 8 away from the first carrier plate 7 and the positioning platform 2, and the second springs 16 are symmetrically fixed between the ends of the two second tooth plates 15 away from the second carrier plate 14 and the positioning platform 2;

[0035] Embodiment 2:

[0036] The engineering cost distance meter provided in Example 1 is further optimized. Specifically, Figure 4 As shown, during the sliding process of the first supporting plate 7 and the second supporting plate 14, in order to improve the sliding stability, the first supporting plate 7 and the second supporting plate 14 are symmetrically fixed with guide rods 10 at one end close to each other, and a guide frame 11 is fixed between every two guide rods 10. The guide rods 10 and the guide frames 11 are both located inside the positioning platform 2 and are slidably connected to the positioning platform 2.

[0037] Embodiment 3:

[0038] The engineering cost distance meter provided in Example 1 is further optimized. Specifically, Figure 2As shown, in order to improve the portability of the device, a first handle 4 is fixed to the upper end of the positioning platform 2, and assembly holes 5 are symmetrically opened inside the first handle 4, through which the device can be conveniently installed and fixed to the external frame;

[0039] The use process of the engineering cost rangefinder provided by the utility model is as follows: by grabbing one of the two second handles 13, the first carrier plate 7 or the second carrier plate 14 is driven to move in a direction away from the positioning platform 2, and the meshing connection between the first toothed plate 8, the second toothed plate 15 and the gear rod 6 is coordinated to drive the first toothed plate 8 and the second toothed plate 15 to move synchronously, so that the first carrier plate 7 and the second carrier plate 14 move synchronously, and the two positioning clamps 12 are synchronously moved away from each other, and the sliding guidance of the guide rod 10 and the guide frame 11 during the movement makes the movement of the first carrier plate 7 and the second carrier plate 14 more stable;

[0040] At this time, after the rangefinder body 3 is placed inside the positioning platform 2, the second handle 13 is loosened to cooperate with the elastic characteristics of the first spring 9 and the second spring 16 to drive the first tooth plate 8 and the second tooth plate 15 to reset, and then the first supporting plate 7 and the second supporting plate 14 are synchronously approached to each other, so that the two positioning clamps 12 are synchronously fitted with the rangefinder body 3 to achieve positioning, which is simple to operate and saves time and effort.

Claims

1. A distance meter for engineering cost measurement, characterized in that: The invention comprises a support mechanism (1), a positioning platform (2) is fixed at the upper end of the support mechanism (1), a rangefinder body (3) is placed inside the positioning platform (2), a gear rod (6) is rotatably connected at the center of the inner side of the positioning platform (2) and at the upper and lower ends of the rangefinder body (3), a first bearing plate (7) and a second bearing plate (14) are respectively arranged at the two ends of the positioning platform (2), a positioning clamping block (12) is fixed at the ends of the first bearing plate (7) and the second bearing plate (14) close to each other, the ends of the two positioning clamping blocks (12) close to each other penetrate the positioning platform (2) and are fitted with the rangefinder body (3), and the positioning clamping block (12) is slidably connected to the positioning platform (2); A first tooth plate (8) is fixed to the upper and lower ends of the first carrier plate (7) close to the positioning platform (2); the ends of the two first tooth plates (8) away from the first carrier plate (7) penetrate the positioning platform (2) and are slidably connected to the positioning platform (2); a second tooth plate (15) is fixed to the upper and lower ends of the second carrier plate (14) close to the positioning platform (2); the ends of the two second tooth plates (15) away from the second carrier plate (14) penetrate the positioning platform (2) and are slidably connected to the positioning platform (2); the first tooth plate (8) and the second tooth plate (15) are meshingly connected to the gear rod (6).

2. The distance meter for construction cost according to claim 1, characterized in that: A first spring (9) is symmetrically fixed between one end of the two first tooth plates (8) away from the first bearing plate (7) and the positioning platform (2), and a second spring (16) is symmetrically fixed between one end of the two second tooth plates (15) away from the second bearing plate (14) and the positioning platform (2).

3. The distance meter for construction cost according to claim 1, characterized in that: Guide rods (10) are symmetrically fixed to the mutually adjacent ends of the first bearing plate (7) and the second bearing plate (14), a guide frame (11) is fixed between every two guide rods (10), and the guide rods (10) and the guide frame (11) are both located inside the positioning platform (2) and are slidably connected to the positioning platform (2).

4. The distance meter for construction cost according to claim 1, characterized in that: A second handle (13) is fixed to each of the ends of the first supporting plate (7) and the second supporting plate (14) that are away from each other.

5. The distance meter for construction cost according to claim 1, characterized in that: The two first tooth plates (8) and the two second tooth plates (15) are symmetrically arranged.

6. The distance meter for construction cost according to claim 1, characterized in that: A first handle (4) is fixed to the upper end of the positioning platform (2), and assembly holes (5) are symmetrically provided inside the first handle (4).

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